公开(公告)号：US20250056965A1

公开(公告)日：2025-02-13

申请号：US18929880

申请日：2024-10-29

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  SHINSUKE SAIDA ,  RYOSUKE GUNJI ,  SHINJI ICHIKAWA ,  HIROHARU JINMURA ,  AKIRA INOUE ,  YOSHIHIRO NAKADA

IPC: H10K50/844 ,  G06F1/16 ,  G09F9/30 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/84 ,  H10K59/12 ,  H10K59/121 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes: a base substrate; a thin-film transistor layer provided on the base substrate, a light-emitting element layer provided on the thin-film transistor layer, and a sealing film provided on the light-emitting element. Each of light-emitting elements includes: a first electrode; a functional layer, and a second electrode stacked on top of another in a stated order. The display device includes: a display region; a frame region; and a non-display region. The non-display region includes a through hole. The display device includes a separation wall shaped into a frame and provided to the non-display region along an edge of the through hole. The separation wall includes: a first resin layer, and a first metal layer provided on the first resin layer. The first metal layer includes a first protrusion shaped into a canopy, and protruding from the first resin layer toward the display region.

公开(公告)号：US20220115475A1

公开(公告)日：2022-04-14

申请号：US17279528

申请日：2018-09-28

Applicant: SHARP KABUSHIKI KAISHA

Inventor： RYOSUKE GUNJI ,  TOHRU OKABE ,  SHINSUKE SAIDA ,  HIROKI TANIYAMA ,  SHINJI ICHIKAWA ,  AKIRA INOUE ,  YOSHIHIRO NAKADA ,  HIROHARU JINMURA ,  KOJI TANIMURA ,  YOSHIHIRO KOHARA

IPC: H01L27/32 ,  H01L51/56

Abstract: A TFT layer and an organic EL element layer are provided in this order on a resin substrate layer, the TFT layer includes source wiring lines, high-level power source wiring lines, conductive portions including connection wiring lines between TFTs, and a flattening film covering the conductive portions provided on the interlayer insulating film, a frame region is provided with a bending portion including a portion where a slit is formed in an inorganic insulating film including the interlayer insulating film, and a flattening auxiliary film is provided between each adjacent ones of the conductive portions, formed of a material identical to a material of the frame flattening film that fills the slit of the bending portion, in a layer identical to a layer of the frame flattering film, and covered with the flattening film together with the conductive portions.

公开(公告)号：US20210020689A1

公开(公告)日：2021-01-21

申请号：US17040399

申请日：2018-03-22

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  RYOSUKE GUNJI ,  SHINSUKE SAIDA ,  SHINJI ICHIKAWA ,  KOHJI ARIGA ,  HIROKI TANIYAMA ,  YOSHIHIRO NAKADA ,  KOJI TANIMURA ,  YOSHIHIRO KOHARA ,  HIROHARU JINMURA ,  AKIRA INOUE

IPC: H01L27/15 ,  H01L33/62 ,  H05K1/18 ,  H01L33/56 ,  H01L33/00

Abstract: In a display device, an inorganic insulating layer, a metal layer, a flattering film, a first electrode, an edge cover, a function layer, and a second electrode are formed, in that order, on a base substrate. The edge cover covers an edge of the first electrode and includes a first opening exposing the first electrode. The function layer is formed covering the first opening and an edge of the edge cover. The flattening film includes a first planar portion and a second planar portion having a film thickness smaller than that of the first planar portion, is configured to electrically connect the first electrode and the metal layer via a contact hole formed in the first planar portion, and overlaps the first opening of the edge cover at at least a portion of the second planar portion.

公开(公告)号：US20200274097A1

公开(公告)日：2020-08-27

申请号：US16651343

申请日：2017-09-29

Applicant: SHARP KABUSHIKI KAISHA

Inventor： SHINJI ICHIKAWA ,  HIROKI TANIYAMA ,  SHINSUKE SAIDA ,  RYOSUKE GUNJI ,  TOHRU OKABE ,  YOSHIHIRO NAKADA ,  HIROHARU JINMURA ,  AKIRA INOUE

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32

Abstract: A display device includes a plurality of picture elements. The plurality of picture elements are formed with anodes and cover layers cover an outer periphery of a corresponding anode of the anodes, the cover layer allowing an opening of the corresponding anode to be formed. The cover layer is spaced apart from the cover layer of a different anode of the anodes, the different anode being adjacent to the anode.

公开(公告)号：US20220020958A1

公开(公告)日：2022-01-20

申请号：US17432739

申请日：2019-02-27

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  SHINSUKE SAIDA ,  RYOSUKE GUNJI ,  SHINJI ICHIKAWA ,  HIROHARU JINMURA ,  AKIRA INOUE ,  YOSHIHIRO NAKADA

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a base substrate; a thin-film transistor layer provided on the base substrate, a light-emitting element layer provided on the thin-film transistor layer; and a sealing film provided on the light-emitting element. Each of light-emitting elements includes: a first electrode; a functional layer; and a second electrode stacked on top of another in a stated order. The display device includes: a display region; a frame region; and a non-display region. The non-display region includes a through hole. The display device includes a separation wall shaped into a frame and provided to the non-display region along an edge of the through hole. The separation wall includes: a first resin layer: and a first metal layer provided on the first resin layer. The first metal layer includes a first protrusion shaped into a canopy, and protruding from the first resin layer toward the display region.

公开(公告)号：US20210057512A1

公开(公告)日：2021-02-25

申请号：US17042879

申请日：2018-03-30

Applicant: SHARP KABUSHIKI KAISHA

Inventor： RYOSUKE GUNJI ,  TOHRU OKABE ,  SHINSUKE SAIDA ,  SHINJI ICHIKAWA ,  KOHJI ARIGA ,  HIROKI TANIYAMA ,  YOSHIHIRO NAKADA ,  KOJI TANIMURA ,  YOSHIHIRO KOHARA ,  HIROHARU JINMURA ,  AKIRA INOUE

IPC: H01L27/32

Abstract: In a display device, a second wiring line extends in a display region and includes an imaginary straight line that extends from the second wiring line in an extension direction of the second wiring line and intersects with an opening of an edge cover. The second wiring line extends along the peripheral edge of the opening without intersecting with the opening of the edge cover.

公开(公告)号：US20200273380A1

公开(公告)日：2020-08-27

申请号：US16651346

申请日：2017-09-29

Applicant: SHARP KABUSHIKI KAISHA

Inventor： SHINJI ICHIKAWA ,  TOHRU OKABE ,  SHINSUKE SAIDA ,  RYOSUKE GUNJI ,  HIROKI TANIYAMA ,  YOSHIHIRO NAKADA ,  HIROHARU JINMURA ,  AKIRA INOUE

IPC: G09F9/30 ,  H01L27/32

Abstract: In a cross section of a bending section of a frame region, a first opening opening upward is formed in at least one layer of inorganic film included in a TFT layer. A first organic film is provided to plug the first opening. A frame wiring line is provided on the first organic film. A second organic film is provided to cover the frame wiring line. A second opening opening upward is formed in the first organic film on an inner side with respect to the first opening.

公开(公告)号：US20250063889A1

公开(公告)日：2025-02-20

申请号：US18935923

申请日：2024-11-04

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  RYOSUKE GUNJI ,  SHINSUKE SAIDA ,  SHINJI ICHIKAWA ,  HIROHARU JINMURA ,  YOSHIHIRO NAKADA ,  AKIRA INOUE ,  TAKESHI YANEDA

IPC: H10K59/00 ,  H10K59/124 ,  H10K59/131

Abstract: A separation wall is provided in a frame-like shape along a peripheral edge of a through-hole in a non-display region which is defined to be in an island shape inside a display region and in which the through-hole is formed, the separation wall includes an inner metal layer provided in a frame-like shape on a first inorganic insulating film on a side of the through-hole, and a resin layer provided in a frame-like shape on the first inorganic insulating film and the inner metal layer, and the resin layer includes an inner protrusion portion provided in an eaves shape and protruding from the inner metal layer.

公开(公告)号：US20210288286A1

公开(公告)日：2021-09-16

申请号：US17264170

申请日：2018-08-02

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  SHOJI OKAZAKI ,  RYOSUKE GUNJI ,  SHINSUKE SAIDA ,  SHINJI ICHIKAWA ,  TOKUO YOSHIDA ,  HIROHARU JINMURA ,  AKIRA INOUE ,  YOSHIHIRO NAKADA ,  KOJI TANIMURA ,  YOSHIHIRO KOHARA

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32

Abstract: A display device includes: a sealing film provided so as to cover light-emitting elements at least partially constituting a display area and including a first inorganic film, an organic film, and a second inorganic film stacked in this order; and a first damming wall in a frame area around the display area, the first damming wall surrounding the display area and overlapping a peripheral portion of the organic film, wherein at least one inorganic insulation film in a TFT layer has an upwardly open, first opening at least in a part of an area between the display area and the first damming wall, and the organic film is provided so as to fill in the first opening.

公开(公告)号：US20210210583A1

公开(公告)日：2021-07-08

申请号：US17057567

申请日：2018-05-22

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TOHRU OKABE ,  RYOSUKE GUNJI ,  KOHJI ARIGA ,  HIROKI TANIYAMA ,  SHINJI ICHIKAWA ,  SHINSUKE SAIDA ,  HIROHARU JINMURA ,  AKIRA INOUE ,  YOSHIHIRO KOHARA ,  KOJI TANIMURA ,  YOSHIHIRO NAKADA

IPC: H01L27/32 ,  H01L51/52

Abstract: In a TFT layer provided on a base substrate, a first metal film, a first inorganic insulating film, a second metal film, a second inorganic insulating film, a third metal film, a first flattening film, a fourth metal film, and a second flattening film are sequentially layered. In a frame region, a slit is formed in the second flattening film to surround a display region, a first conductive layer formed by the fourth metal film is provided on the first flattening film exposed from the slit, and a TFT of a drive circuit is provided on the base substrate side of the first conductive layer to overlap with the first conductive layer.